Science and art drawing : complete geometrical course ; consisting of plane and solid geometry, orthographic and isometric projection, projection of shadow's the principles of map projection, graphic arithmetic and graphic statics (1895)
Spanton, J. Humphrey (John Humphrey) · London : Macmillan · leaf 207
ich willbe the required cissoid. This curve occurs in the mechanism called link-motion. The catenary curve is formed by a chain suspended betweenits ends, which are fixed. A similar curve is found by rolling aparabola and fixing a point at its focus, which will trace a curvecalled a centcnoid. A… … Fig. 321. Let A and B be the extreme points of the moulding. Join AB, XVI CYCLOIDAL CURVES, ETC. 187 and take any point C. With B and C as centres, and with anyradius, draw the intersecting arcs at E. With E as centre, andEB as radius, draw the arc BHC. Divide BC into any numberof parts. These…
Geometrical drawing
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